<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Welcome to itree</title>
</head>
<style>
    .pic{
        width: 300px;
        height: 200px;
        margin-top: 30px;
    }
    .welcome_word{
        font-family: 微软雅黑;
        font-size: 30px;
        color: #5e5e5e;
    }
</style>
<body>
<center>
    <h4 class="welcome_word">Welcome to itree!!</h4>
</center>

</body>
</html>